What was found
DURING C18 CHECK DISCOVERED STRINGER 18A CRACKED, 1.5 INCHES, AT BS 726. MAINTENANCE TRIMMED OUT CRACK IAW AMERICA WEST AIRLINES ENGINEERING REPAIR NUMBER 03-5361-05307-ES1. FABRICATED FILLER, GUSSET AND RADIUS FILLER IAW AWA ER NO. 03-5361-05307-ES1. INSTALLED FABRICATED REPAIR PARTS IAW AWA ER NR 03-5361-05307-ES1.